JP2002064624A - 携帯電話端末および電源供給方法 - Google Patents

携帯電話端末および電源供給方法

Info

Publication number
JP2002064624A
JP2002064624A JP2000251101A JP2000251101A JP2002064624A JP 2002064624 A JP2002064624 A JP 2002064624A JP 2000251101 A JP2000251101 A JP 2000251101A JP 2000251101 A JP2000251101 A JP 2000251101A JP 2002064624 A JP2002064624 A JP 2002064624A
Authority
JP
Japan
Prior art keywords
power supply
unit
mobile phone
phone terminal
switching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2000251101A
Other languages
English (en)
Japanese (ja)
Inventor
Wataru Yamatani
渡 山谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2000251101A priority Critical patent/JP2002064624A/ja
Priority to EP20010306970 priority patent/EP1182789B1/fr
Priority to ES01306970T priority patent/ES2275631T3/es
Priority to DE2001625475 priority patent/DE60125475T2/de
Priority to MYPI20013903A priority patent/MY131945A/en
Priority to HU0103379A priority patent/HU223893B1/hu
Priority to US09/934,426 priority patent/US7269447B2/en
Priority to CNB011257350A priority patent/CN1157087C/zh
Publication of JP2002064624A publication Critical patent/JP2002064624A/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1607—Supply circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Power Sources (AREA)
  • Direct Current Feeding And Distribution (AREA)
JP2000251101A 2000-08-22 2000-08-22 携帯電話端末および電源供給方法 Withdrawn JP2002064624A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2000251101A JP2002064624A (ja) 2000-08-22 2000-08-22 携帯電話端末および電源供給方法
EP20010306970 EP1182789B1 (fr) 2000-08-22 2001-08-16 Terminal téléphonique portable et méthode d'alimentation en énergie
ES01306970T ES2275631T3 (es) 2000-08-22 2001-08-16 Terminal telefono portatil y metodo de suministro de energia.
DE2001625475 DE60125475T2 (de) 2000-08-22 2001-08-16 Tragbares Telefonendgerät und Stromversorgungsverfahren
MYPI20013903A MY131945A (en) 2000-08-22 2001-08-20 Portable telephone terminal and power supply method
HU0103379A HU223893B1 (hu) 2000-08-22 2001-08-21 Hordozható telefonkészülék és eljárás tápfeszültség előállítására
US09/934,426 US7269447B2 (en) 2000-08-22 2001-08-21 Portable telephone terminal and power supply method
CNB011257350A CN1157087C (zh) 2000-08-22 2001-08-22 便携式电话终端和供电方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000251101A JP2002064624A (ja) 2000-08-22 2000-08-22 携帯電話端末および電源供給方法

Publications (1)

Publication Number Publication Date
JP2002064624A true JP2002064624A (ja) 2002-02-28

Family

ID=18740560

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000251101A Withdrawn JP2002064624A (ja) 2000-08-22 2000-08-22 携帯電話端末および電源供給方法

Country Status (8)

Country Link
US (1) US7269447B2 (fr)
EP (1) EP1182789B1 (fr)
JP (1) JP2002064624A (fr)
CN (1) CN1157087C (fr)
DE (1) DE60125475T2 (fr)
ES (1) ES2275631T3 (fr)
HU (1) HU223893B1 (fr)
MY (1) MY131945A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289778B2 (en) 2003-02-07 2007-10-30 Nec Tokin Corporation Power circuit and communication device provided with same
US8051306B2 (en) * 2007-08-06 2011-11-01 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Portable computer with shared hardware resources

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020028700A1 (en) * 2000-08-24 2002-03-07 Haruhisa Kato Power control method in wireless communication device
US7305259B1 (en) * 2001-08-23 2007-12-04 National Semiconductor Corporation Apparatus and method for reducing power consumption in wireless RF systems
KR100556909B1 (ko) * 2003-11-07 2006-03-03 엘지전자 주식회사 휴대폰의 파워앰프모듈 전원회로
JP4318044B2 (ja) 2005-03-03 2009-08-19 ソニー株式会社 電力供給システム、電力供給装置および方法、受電装置および方法、記録媒体、並びにプログラム
JP4439443B2 (ja) * 2005-07-08 2010-03-24 富士通株式会社 直流電圧変換機能を含む電子機器、および直流電圧変換回路
US8447260B2 (en) * 2007-12-12 2013-05-21 Broadcom Corporation Method and system for on-demand receiver supply voltage and current
TWI405408B (zh) * 2009-04-14 2013-08-11 Novatek Microelectronics Corp 可連續提供電源之切換控制方法及其相關裝置與電源供應系統

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5117449A (en) * 1989-11-03 1992-05-26 Motorola, Inc. Dual receiver apparatus for integrated paging and radiotelephone functions
JPH0530005A (ja) * 1991-07-18 1993-02-05 Matsushita Electric Ind Co Ltd 小形携帯電話機の電源切換え回路
US6643527B2 (en) * 1992-02-27 2003-11-04 Fujitsu Limited Power switching unit of a portable telephone capable of monitoring and controlling a battery supply voltage thereof
JP2788827B2 (ja) * 1992-07-29 1998-08-20 日本電気株式会社 無線選択呼出受信機
US5438696A (en) * 1993-07-26 1995-08-01 Motorola, Inc. Method and apparatus for controlling radio frequency interference generated by a voltage multiplier
US5834857A (en) * 1994-04-15 1998-11-10 Canon Kabushiki Kaisha Power supply device for communication apparatus
JPH07307696A (ja) * 1994-05-12 1995-11-21 Oki Electric Ind Co Ltd 携帯電子装置
JP3159303B2 (ja) * 1997-10-29 2001-04-23 日本電気株式会社 無線選択呼出受信機
KR100264897B1 (ko) * 1998-03-05 2000-09-01 윤종용 이동통신 단말기의 전원공급방법 및 장치
US6201977B1 (en) * 1998-04-24 2001-03-13 Micron Technology, Inc. Power-saving mode for portable communication devices
DK0998048T3 (da) 1998-10-27 2002-11-04 Bosch Gmbh Robert Fremgangsmåde og apparat til styring af energiforbruget i et mobilt radioapparatur
US20010017485A1 (en) * 1999-05-27 2001-08-30 Yoo Wan Sik Control system and method for switching and intercepting power supplies
US6459896B1 (en) * 1999-10-18 2002-10-01 Gateway, Inc. Notification of low-battery in a wireless network
JP3827137B2 (ja) * 2000-05-16 2006-09-27 株式会社リコー 二次電池制御回路、該二次電池制御回路を内蔵したバッテリーパック、および該バッテリーパックを用いた携帯機器
US20020028700A1 (en) * 2000-08-24 2002-03-07 Haruhisa Kato Power control method in wireless communication device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289778B2 (en) 2003-02-07 2007-10-30 Nec Tokin Corporation Power circuit and communication device provided with same
US8051306B2 (en) * 2007-08-06 2011-11-01 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Portable computer with shared hardware resources

Also Published As

Publication number Publication date
HUP0103379A2 (hu) 2002-03-28
HU0103379D0 (en) 2001-10-28
CN1339932A (zh) 2002-03-13
EP1182789A2 (fr) 2002-02-27
US20020052227A1 (en) 2002-05-02
DE60125475T2 (de) 2007-10-04
EP1182789B1 (fr) 2006-12-27
CN1157087C (zh) 2004-07-07
ES2275631T3 (es) 2007-06-16
EP1182789A3 (fr) 2003-11-19
US7269447B2 (en) 2007-09-11
HUP0103379A3 (en) 2003-07-28
MY131945A (en) 2007-09-28
HU223893B1 (hu) 2005-03-29
DE60125475D1 (de) 2007-02-08

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